package cn.zhanghu;

/**
 * Created by dell on 2017/7/4.
 */
public class Area {
    public double length;
    public double width;
    //private double height;
    Area(double length,double width){
        this.length=length;
        this.width=width;
    }
    double area(){
        return length*width;
       // System.out.println();
    }
}
